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V-Lab

NX Filtration N.V. GAS-GARCH Student T Volatility Analysis

Volatility prediction for Tuesday, July 14th, 2026

1 Day

102.66%

decreased by 21.80%

1 Week

103.50%

decreased by 20.96%

1 Month

106.71%

decreased by 17.75%

Analysis last updated: Tuesday, July 14, 2026 at 06:27 PM UTC

Date Range:

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graph of NX Filtration N.V. GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jun 15, 2021 to Jul 10, 2026

Model Insight

With persistence 0.996, volatility shocks have a half-life of 173 trading days (~0.7 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate. Returns follow a Student-t distribution with v = 2.92 degrees of freedom, capturing fatter tails than a normal distribution.

𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

128.2107
5.52***
α

ARCH

Response to squared shocks

0.1721
66.18***
β

GARCH

Volatility persistence

0.9960
1,520.62***
ν

DF

Student-t tail thickness

2.9192
62.12***

Persistence:

0.996

Half-life:

173 days